3CEngine and 3CEngine_Lib Application Engines

I am trying to figure out where in these programs it actually updates/inserts a new row into the VAR_DATA_*.    I am actually working specifically with the VAR_DATA_SFCO table.    I am running it using the pop select option and since it is admin function SFCO, it uses the SCC_PS_SFCO_DRV table.    My fields in the pop select file that is being read are EMPLID, COLLECTION_ID, BUSINESS_UNIT, and INSTITUTION.    I need to somehow get each COLLECTION_ID from this pop_select population so that I can get a row added into the COLLECT_EFFORT table for each student going through this process.    I have to do